I was looking for the same answer and did find a few links where people say that homemade biryani can be frozen.
1) Let the rice cool to room temperature, put it in a zip lock bag, remove as much air as possible and freeze
2) put it in a dry air tight container and freeze. Choice is yours:-)
1) Let the rice cool to room temperature, put it in a zip lock bag, remove as much air as possible and freeze
2) put it in a dry air tight container and freeze. Choice is yours:-)